28 C.F.R. § 91.6

(a) The federal share of a grant received under this subtitle may not exceed 75 percent of the costs of a proposal described in an application approved under this subtitle. The matching requirement can only be met through a hard cash match, and must be satisfied by the end of the project period. A certification to that effect will be required of each recipient of grant funds and must be submitted to the Office of Justice Programs with the application.

(b) [Reserved]